Home / 38,221.95-57,355.48-14,549.43

Finding the Fourth Proportional to 38,221.95, 57,355.48 and 14,549.43

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Solution

The fourth proportional to 38,221.95, 57,355.48 and 14,549.43 is: 21,832.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,221.95 : 57,355.48 = 14,549.43 : x
  2. Step 2: Convert to fraction form
    38,221.95/57,355.48 = 14,549.43/x
  3. Step 3: Cross multiply
    38,221.95x = 57,355.48 × 14,549.43
  4. Step 4: Simplify right side
    38,221.95x = 834,489,541.38
  5. Step 5: Solve for x
    x = 834,489,541.38/38,221.95
  6. Step 6: Final answer
    x = 21,832.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.